WO2004089629A1

WO2004089629A1 - Decorative sheet with antique touch and decorative laminate with antique touch

Info

Publication number: WO2004089629A1
Application number: PCT/JP2004/004708
Authority: WO
Inventors: Hisato Uto; Sayaka Yoshioka; Motohiro Shimizu
Original assignee: Riken Technos Corporation
Priority date: 2003-04-04
Filing date: 2004-03-31
Publication date: 2004-10-21
Also published as: US20060205298A1; CA2521243A1; EP1623826A4; DE04724845T1; JP2004306354A; ES2254048T1; EP1623826A1

Abstract

A decorative laminate (40) wherein a substrate (5) and a decorative sheet (10) formed by providing one surface of a base sheet (1) with at least a resin coating layer (2) are arranged in layers is disclosed. The resin coating layer (2) is scraped partly or entirely. By having such a structure, a decorative laminate with an antique touch can be provided by a simplified working process which has less effects on humans and the environment without requiring a specialized facility.

Description

Antique style decorative sheet and antique style decorative board

TECHNICAL FIELD The present invention relates to a so-called glaze-like decorative sheet and a decorative plate using a laminated film and exhibiting an antique or rubbing feeling.

More specifically, the present invention relates to an antique style, glaze style decorative sheet and transfer board using a transfer foil film, and to an antique style, glaze style design expression method. Height

Conventionally, there is a method of expressing a design with a gray tone or a glaze by manually shaving the surface after painting. This method involves the use of substrates [eg, natural wood (Pan cedar, cypress, oak, lauan, teak), wood plywood, glulam, wood medium density t 锥 board (MDF), woody high density fongwei board (HD F), paint on the surface of wood-based materials such as particle boards], paint the surface and remove it (sanding treatment), then paint again. By repeating this several times, an antique design with the surface peeled off can be obtained.

By the way, antique and glaze-style design production by painting has to repeat painting and sanding processes many times, so there is a problem that it takes time to obtain one product.

Specifically, (1) the work process is complicated, (2) the environment and the human body are affected by the solvent used during painting, and (3) dedicated painting and cutting equipment is required. Problem There is.

An object of the present invention is to provide an antique-like or glaze-like decorative sheet and veneer without providing dedicated equipment, while simplifying the working process and reducing the influence on the environment and the human body. . Disclosure of the invention

The present invention relates to an antique decorative sheet in which at least a resin coat layer is provided on at least one side of a base sheet and a part or all of the resin coat layer is cut.

Further, the present invention is characterized in that, in a decorative plate in which a decorative sheet in which at least a resin coat layer is provided on one side of a base sheet and a substrate are laminated, a part or all of the resin coat layer is cut. Related to antique decorative veneers.

Here, examples of the resin coat layer used for the decorative sheet and the decorative board include at least one selected from the group consisting of an acryl resin, a urethane resin, and a polyester resin. Further, the resin coat layer may be laminated using a transfer foil. BRIEF DESCRIPTION OF THE FIGURES

FIG. 1 is a cross-sectional view showing a basic configuration of a decorative sheet according to the present invention.

FIG. 2 is a cross-sectional view of a sequentially laminated decorative sheet (Configuration Example 1).

FIG. 3 is a cross-sectional view of a sequentially laminated decorative sheet (Configuration Example 2).

FIG. 4 is a cross-sectional view of the sequentially laminated decorative board according to the present invention.

FIG. 5 is a cross-sectional view of the antique decorative panel according to the present invention. 2004/004708

FIG. 6 is a cross-sectional view of the transfer foil type decorative board.

FIG. 7 is a cross-sectional view of the transfer foil (basic configuration).

FIG. 8 is a cross-sectional view of the transfer foil (Configuration Example 1).

FIG. 9 is a cross-sectional view of the transfer foil (Configuration Example 2).

FIG. 10 is a cross-sectional view of a transfer foil (Configuration Example 3).

FIG. 11 is a cross-sectional view of the transfer box type decorative sheet.

FIG. 12 is a cross-sectional view of the transfer foil type decorative board.

FIG. 13 is a cross-sectional view of a transfer box type decorative board. BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, the present invention will be described based on a sectional view of a decorative sheet or a sectional view of a decorative plate. First, the antique decorative sheet of FIG. 1 will be described. The antique style decorative sheet 10 of the present invention basically comprises a base sheet 1 and a resin coat layer 2 laminated on one side of the base sheet 1. The structure is such that part or all of the layer surface is cut.

Here, as a means for cutting a part or the whole of the resin coat layer 2, a method such as sanding, sandpaper, steel scourer, wiping with a solvent, and the like can be mentioned. In this way, by cutting a part or all of the resin coat layer 2 of the decorative sheet 10, an antique-like or glaze-like atmosphere is developed.

As the base sheet 1, a thermoplastic resin can be used. Although there is no particular limitation, it is preferable to use a polyester resin such as polyethylene terephthalate and polybutylene terephthalate, and a polyolefin such as polyethylene resin and polypropylene resin. Resin, polystyrene resin, polycarbonate resin, polychlorinated vinyl resin, polyvinyl chloride resin, polyamide resin, and the like. More preferred are polychlorinated biel-based resins and polyester-based resins.

The polyester resin is a polymer obtained by condensation polymerization of dicarboxylic acid and dalicol. The dicarboxylic acid is terephthalic acid, isophthalic acid, phthalic acid, 2,6-naphthalenedicarboxylic acid, adipic acid, sepatin Acids and the like, and examples of glyco ^ / include ethylene glycolone, trimethylene glycolone, tetramethylene glycol, hexamethanol and the like.

Specifically, for example, polyethylene terephthalate,

Polyethylene, p-oxybenzoate, poly-1,4

Examples include tylene terephthalate and polyethylene-1,2-naphthalenedicarboxylate. Particularly, polyethylene terephthalate is preferred.

These may be used alone or, if necessary, in a composite laminate or a composite mixture. The thickness of the base material sheet 1 is 50 111 to 2, Ο Ο Ομπι, preferably 200 to 111 to 1,000 tm, and more preferably 300,000! It is in the range of ~ 800 / xm.

The base sheet 1 can be colored by adding a coloring agent as required for design expression. Further, as the base sheet 1, for example, a commercially available Yeast Manne TSUNAMI series can be used.

On the other hand, as the resin coat layer 2, a hard resin can be used, and although there is no particular limitation, a silicone resin, an acrylic resin, a urethane resin, a polyester resin, or a fluorine resin is preferable. Used. This resin coat layer 2 is composed of transfer foil, hard coat It is composed of lumps and coatings (including gravure coats).

The method of laminating the resin coat layer 2 on the base sheet 1 is not particularly limited. For example, as shown in FIGS. 2 and 3, each layer such as the resin coat layer 2 is formed on the surface of the base sheet 1. Are sequentially laminated, or a method using a transfer foil 20 as shown in FIGS. 7 to 10 is preferred. A method using a transfer foil is preferred.

The decorative sheet 10a in FIG. 2 has an adhesive layer (a) 3 provided on one surface of the base sheet 1 of the basic structural decorative sheet 10 and the decorative sheet 1 Ob in FIG. 3 is a resin coat layer. A resin layer (a) 4 is laminated between 2 and the base sheet 1, and an adhesive layer (a) 3 is provided on one side of the base sheet 1.

Here, the resin layer (a) 4 is made of, for example, a polyester resin such as polyethylene terephthalate and polybutylene terephthalate, a polyolefin resin such as a polyethylene shelf, a polypropylene resin, a polystyrene resin, a polycarbonate resin, and a polysalt. It is made of a resin such as a biel-based resin, a polyvinylidene chloride-based resin, or a polyamide-based resin, and may be printed or colored. The resin layer (a) 4 improves the design of the resulting cosmetic sheet.

As shown in FIG. 7, the transfer foil 20 basically includes a release base material layer 6, a luster coating layer 2 and an adhesive layer (b) 3.

Here, as the release base material layer 6, a polyester film, a salted Bier-based resin film, a fluorine-based resin film, release paper, or a film obtained by applying a release agent to the surface of these films can be used. A polyester film is preferred from the viewpoint of processability. The resin coat layer 2 is as described above. The adhesive layer (b) 3 is not particularly limited, but includes a vinyl chloride adhesive, a vinyl acetate adhesive, and a mixture of vinyl chloride and vinyl acetate. An adhesive can be used.

The transfer foil 20a shown in FIG. 8 has a resin layer (a) 4 laminated between the resin coat layer 2 and the adhesive layer (b) 3 in order to improve the design.

The transfer foil 2 Ob in FIG. 9 has a resin layer (a) 4 laminated between the resin coat layer 2 and the adhesive layer (b) 3 in order to further improve the design, and a release base material layer. A resin layer (b) 4 is also laminated between 6 and the resin coat layer 2.

The transfer foil 20c in FIG. 10 has a release coat layer 7 between the release base material layer 6 and the resin layer (b) 4 in the transfer foil 2Ob in FIG. 9 in order to improve design and workability. Are laminated.

Here, the release coat layer 7 is not particularly limited. For example, a urethane resin, an acrylic resin, a polyester resin, a butyl chloride resin, and a mixture of these resins and a fatty acid resin may be used. Can be. If necessary, the release coat layer may contain 1 to 50% by weight of a pigment. Preferably it is 10 to 30% by weight.

When these transfer foils 20 to 20 c are applied, the resin coat 2 is laminated on the base material sheet 1 using the respective adhesive layers (b) 3.

Next, a method of laminating the decorative sheet obtained by the above-described laminating method, for example, the decorative sheet 10c in FIG. 11 on the base material 5 will be described based on the sheet cross section in FIG.

In this case, the base sheet 1 of the decorative sheet 10c is laminated with the base 5 via the adhesive layer (a) 3. The method for laminating the decorative sheet 10c and the base material 5 is not particularly limited, but can be laminated by using a membrane press molding method or a rubbing method.

The decorative board 4 Ob obtained in this way is applied to the resin coat layer (hard coat layer) 2 By cutting (sanding) a part or the whole, an antique-like or glaze-like decorative board 40B can be obtained (see Fig. 5).

If necessary, the surface of the cut part can be covered with a transparent resin.

The base material is wood such as natural wood (Itasugi, cypress, oak, lauan, teak), wood plywood, glulam, wood medium density fiberboard (MDF), woody high density fiberboard (HDF), particle board, etc. Materials are preferable. As a molding method, a membrane press molding method is preferable. FIG. 4 shows the configuration of an antique decorative board 4 OA in which an MDF (medium density fiber board) 5 as a substrate is laminated on the decorative sheet 10 b of FIG.

Fig. 6 shows an example in which a release coat layer 7, a resin coat layer 2, a resin layer (a) 4 and an adhesive layer (b) 3 are applied as transfer foils. Fig. 13 shows a release base material layer 6 as a transfer foil. The configuration example of a decorative board 40C to which a release coat layer 7, a resin coat layer 2, a resin layer (a) 4, and an adhesive layer (b) 3 are applied is shown.

FIG. 13 shows a configuration example of a decorative board 40D to which a release base material layer 6, a release coat layer 7, a resin coat layer 2, a resin layer (a) 4, and an adhesive layer (b) 3 are applied as transfer foils. I have. Difficult case

Next, the present invention will be described in more detail by way of examples.

Example 1

On one surface of the release substrate layer made of biaxially stretched polyethylene terephthalate film having a thickness of 19 Myupaiiota, release coat layer of a mixture of milky Inki containing titanium dioxide pigment to 10% by weight (urethane resin, thickness 3 _M m) , Resin coating layer (acrylic resin, thickness 3μπι) and adhesive layer (Butyl chloride 'Butyl acetate-based mixture, thickness m) Created.

This transfer foil and a transparent polyvinyl chloride resin sheet (Liken Technosone ±, degree of polymerization: 800, color: colorless and transparent, thickness: 0.3 mm) and a colored polychlorinated vinyl resin sheet (Liken Technosone Ring, Three layers of a wood-grained base sheet printed by gravure printing were laminated on a polymerization degree = 800, color: beige, thickness: 0.3 mm) to obtain a decorative sheet.

The obtained decorative sheet is applied with an adhesive (urethane resin, thickness: via a membrane press forming machine (air press method)) (forming conditions: forming temperature: 70 ° C, forming pressure: 0.4 MPa, (Pressing time: 90 minutes) and overlay laminated on the surface of the medium density fiberboard.The surface of the obtained laminate was polished by a sanding machine, and a part of the surface was scraped off to obtain a decorative board.

Example 2

A release coat layer (urethane-based) in which a milky white ink containing 10% by weight of titanium oxide is mixed on one side of a release base material layer made of biaxially stretched polyethylene terephthalate having a thickness of 19 μπι ^ " Resin, thickness 3 μπι), resin coating layer (acrylic resin, thickness 3 / m) and adhesive layer (Butyl chloride / Butyl acetate resin mixture, thickness 3 μm) laminated to transfer foil It was created.

This transfer foil and a transparent non-crystalline polyester resin sheet (Rikken Technosune ± ¾, trade name: Revestor, color: colorless and transparent, thickness: 0.3 mm) and a colored non-crystalline polyester resin sheet (Rikken Technosune ± ¾ (Trade name: Libester, color: beige, thickness: 0.3 mm) were laminated with three layers of a wood-grained base sheet printed by gravure printing to obtain a shampoo sheet.

The obtained decorative sheet is put on the membrane via an adhesive (urethane resin, thickness: 3ηι). Overlay lamination was performed on the surface of the medium-density fiberboard using a press molding machine (air press method) (forming conditions: molding temperature: 80. C, molding pressure: 0.5 MPa, pressurizing time: 120 minutes). The surface of the obtained laminate was polished with a sanding machine, and a part of the surface was scraped off to obtain a decorative plate.

Example 3

A release coat layer (urethane resin, thickness 3 μιη) mixed with a milky white ink containing 10% by weight of titanium dioxide pigment on one side of a release base material layer made of a biaxially oriented polyethylene terephthalate film having a thickness of 19 μπι, A transfer foil was prepared by laminating a resin coat layer (acrylic resin, thickness 3 / xm) and an adhesive layer (butyl chloride / vinyl acetate resin mixture, thickness 3μπι).

This transfer foil, a transparent polychlorinated vinyl resin sheet (manufactured by Riken Technos Co., Ltd., degree of polymerization: 800, color: transparent and colorless, thickness: 0.3 mm), a printing layer and a colored polychlorinated vinyl resin Four layers of wood grain base material sheets printed by gravure printing were laminated on a sheet (Rikken Technosone ring, degree of polymerization = 800, color: beige, thickness: 0.3 mm) to obtain an Eich decorative sheet .

The obtained decorative sheet is bonded with an adhesive (urethane resin, thickness: 3μπι) to a membrane press forming machine (air press method) (forming conditions: forming temperature: 70 ° C, forming pressure: 0.4M Pa, (Pressure time: 90 minutes) to overlay laminate on the surface of the medium density fiberboard. The surface of the obtained laminate was polished by a sanding machine, and a part of the surface was scraped off to obtain a decorative plate.

Example 4

Of a release substrate layer consisting of a biaxially oriented polyethylene terephthalate film with a thickness of 19 μηι On one side, the release coating layer of a mixture of opaque white ink containing titanium dioxide pigment 1 0% by weight (urethane resin, thickness ₃ μ πι), the resin coat layer (an acrylic resin, thickness 3 m) Contact and bonding The transfer foil was prepared by laminating the layers (a mixture of Shii-Dani-Buru and Acetate-Buru, a 3 μm-thick mixture).

This transfer foil, a transparent non-crystalline polyester resin sheet (manufactured by RIKEN TECHNOS CORPORATION, product name: Revestor, color: transparent and colorless, thickness: 0.3 mm), and a printing layer with a colored non-crystalline polyester resin Three layers of a wood-grained base sheet printed by gravure printing were laminated on a sheet (manufactured by Riken Technos Co., Ltd., trade name: revester, color: beige, thickness: 0.3 mm) to obtain a ligh decorative sheet. .

The obtained decorative sheet is applied with an adhesive (urethane resin, thickness: 3 ^ m) to a membrane press forming machine (air press method) (forming conditions: forming temperature: 80 ° C, forming pressure: 0.5). (MPa, pressurization time: 120 minutes). The surface of the obtained laminate was polished with a sanding machine, and a part of the surface was scraped off to obtain a decorative plate.

^ h available

As described above, the present invention provides a decorative sheet in which at least a resin coat layer is provided on one surface of a base sheet, in which a part or all of the resin coat layer is subjected to cutting such as sanding, so that compared to conventional manual work, Work process can be simplified. In addition, the impact on the environment and the human body has been significantly reduced, and it has become possible to obtain antique or glaze-like decorative sheets without using special equipment.

Further, the present invention relates to a decorative sheet provided with at least a luster coat layer on one side of a base sheet. In the decorative plate on which the substrate is laminated, part or all of the resin coat layer is cut by sanding or the like, so that the work process can be simplified as compared with the conventional manual work. In addition, the impact on the environment and the human body has been significantly reduced, and it has become possible to obtain antique or glaze-like decorative boards without installing special equipment. The use of the decorative board of the present invention is not particularly limited. For example, window frames, doors, handrails, sills, doors and other fittings, wall materials, ceilings, flooring and other building interior materials, outer walls, fences, roofs, gates, Exterior materials such as gable boards, furniture such as chests of drawers, surface decoration materials for cabinets for light electric and OA equipment such as television receivers, interior materials for vehicles such as cars, trains, aircraft, and ships, and containers for small items Can be used.

Claims

The scope of the claims

1. In a btt sheet that has at least a shelf coat layer on one side of the Xie sheet, the number of trees is the number of trees that have been removed from ~ ¾ or the entire upper coat layer.

2. The first antique fsft5K according to claim 1, wherein the resin coat layer is at least one selected from the group consisting of an acryl-based resin, a urethane-based resin, and a polyester-based resin.

3. The so-called antique sheet according to claim 1 or claim 2, wherein the resin transfer layer is formed using an S transfer foil.

4. It is characterized in that a part or all of the resin coating layer is cut on a decorative sheet in which a decorative sheet having at least a resin coat layer provided on one side of a base sheet and a substrate are laminated. And an antique decorative veneer.

5. The antique decorative board according to claim 4, wherein the resin coat layer is made of at least one selected from the group consisting of an acrylic resin, a urethane resin, and a polyester resin.

6. The antique decorative panel according to claim 4, wherein the resin coat layer is laminated using a transfer foil.